/*网站底栏end*/
footer{
    width: 100%;
    height: 200px;
    background-color: #002752;
}
footer .aboutUs{
    width: 100%;
    height: 70px;
    margin: 20px auto;
    padding: 20px 0 0 0;
    background-color: #454860;
    text-align: center;
}
footer .aboutUs a{
    text-decoration: none;
    color: lightgrey;
    font-size: 18px;
    display: inline-block;
    margin-right: 30px;
}
footer .copyRightInfo {
    text-align: center;
    color: grey;
}